<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>Document</title>
    <style>
        table{
            width: 300px;
            height: 100px;
            border: 5px solid #000;
            border-spacing: 10px;
            empty-cells: hide
        }
        td{
            border: 1px solid #000;
            background: red;
            border-spacing: 10px;
        }
    </style>
</head>
<body>
    <table>
        <tr>
            <td>&nbsp;</td>
            <td>&nbsp;</td>
            <td>&nbsp;</td>
        </tr>
        <tr>
            <td>&nbsp;</td>
            <td>&nbsp;</td>
            <td>&nbsp;</td>
        </tr>
        <tr>
            <td>&nbsp;</td>
            <td>&nbsp;</td>
            <!-- <td></td> -->
        </tr>
    </table>
</body>
</html>